jos.out.faultwrite

+ ld obj/kern/kernel
+ mk obj/kern/kernel.img
the kernel.img size is 1376 KB
Physical memory: 131072K available, base = 640K, extended = 130432K
end[] is 0xf0258008,the kernel start at va:0xF0100000
check_page_free_list() succeeded!
check_page_alloc() succeeded!
check_page() succeeded!
check_kern_pgdir() succeeded!
check_page_free_list() succeeded!
check_page_installed_pgdir() succeeded!
SMP: CPU 0 found 4 CPU(s)
enabled interrupts: 1 2 4
SMP: CPU 1 starting
SMP: CPU 2 starting
SMP: CPU 3 starting
kbd create successfully!
FS is running
[00001001] user fault va 00000000 ip 00800036
TRAP frame at 0xf029a07c from CPU 1
  edi  0x00000000
  esi  0x00000000
  ebp  0xeebfdfd0
  oesp 0xeffeffdc
  ebx  0x00000000
  edx  0x00000000
  ecx  0x00000000
  eax  0xeec0007c
  es   0x----0023
  ds   0x----0023
  trap 0x0000000e Page Fault
  cr2  0x00000000
  err  0x00000006 [user, write, not-present]
  eip  0x00800036
  cs   0x----001b
  flag 0x00000282
  esp  0xeebfdfd0
  ss   0x----0023
FS can do I/O
Device 1 presence: 1
block cache is good
superblock is good
bitmap is good
alloc_block is good
file_open is good
file_get_block is good
file_flush is good
file_truncate is good
file rewrite is good
No runnable environments in the system!
Welcome to the JOS kernel monitor!
Type 'help' for a list of commands.
qemu-system-i386: terminating on signal 15 from pid 8964 (make)